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  • 提交了问题 2016-05-23

    使用OSS2 put_object 上传文件A 但通过URL 下载得到不同文件文件B

  • 提交了问题 2012-07-18

    阿里云存储服务OSSAPI(python)

  • 提交了问题 2012-07-13

    分享一段python程序

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  • 提交了问题 2016-05-23

    使用OSS2 put_object 上传文件A 但通过URL 下载得到不同文件文件B

  • 回答了问题 2012-07-18

    阿里云存储服务OSSAPI(python)

    Re阿里云存储服务OSSAPI(python) 几个例子 在自带的oss_sample.py 就包含了一些主要操作的例子,可以参考借鉴。下面给出几个常见操作的范例: list buckets  罗列所有存储空间    1: from oss_api import *   2: from oss_xml_handler import *   3:     4: HOST='storage.aliyun.com'   5: ACCESS_ID = ''   6: SECRET_ACCESS_KEY = ''   7:     8: oss = OssAPI(HOST, ACCESS_ID, SECRET_ACCESS_KEY)   9:    10: res = oss.list_all_my_buckets()  11: if 2 == (res.status / 100):  12:     http_body = res.read()  13:     bucket_list = GetServiceXml(http_body)  14:     for bucket in bucket_list.list():  15:         print bucket  16: else:  17:     print 'ERROR' list objects 罗列存储空间中所有对象 1: from oss_api import *   2: from oss_xml_handler import *   3:     4: HOST='storage.aliyun.com'   5: ACCESS_ID = ''   6: SECRET_ACCESS_KEY = ''   7:     8: oss = OssAPI(HOST, ACCESS_ID, SECRET_ACCESS_KEY)   9:    10: res = oss.list_bucket(bucket_name)  11: if 2 == (res.status / 100):  12:     data = res.read()  13:     h = GetBucketXml(data)  14:     (file_list, common_list) = h.list()  15:     for each in file_list:  16:         print each  17:    create a bucket  创建一个存储空间 1: from oss_api import *   2: from oss_xml_handler import *   3: import sys   4:     5: HOST='storage.aliyun.com'   6: ACCESS_ID = ''   7: SECRET_ACCESS_KEY = ''   8:     9: oss = OssAPI(HOST, ACCESS_ID, SECRET_ACCESS_KEY)  10: new_bucket = sys.argv[1]  11: res = oss.put_bucket(new_bucket)  12: if 2 == (res.status / 100) :  13:     print 'Succeed'  14: else:   15:     print 'Fail\n%s' % res.read() 修改指定存储空间访问控制权限 因为创建存储空间默认为private ,需要自己设置权限    1: from oss_api import *   2: from oss_xml_handler import *   3: import sys   4:     5: HOST='storage.aliyun.com'   6: ACCESS_ID = ''   7: SECRET_ACCESS_KEY = ''   8: bucket_name = sys.argv[1]   9:    10: oss = OssAPI(HOST, ACCESS_ID, SECRET_ACCESS_KEY)  11: res = oss.put_bucket(bucket_name, 'public-read')  12:    13: if 2 == (res.status / 100) :  14:     print 'Succeed'  15: else:  16:     print 'Fail\n%s' % res.read() 上传一个文件到存储空间    1: from oss_api import *   2: from oss_xml_handler import *   3:     4: HOST='storage.aliyun.com'   5: ACCESS_ID = ''   6: SECRET_ACCESS_KEY = ''   7: bucket_name = sys.argv[1]   8: file_name = sys.argv[2]   9:    10: oss = OssAPI(HOST, ACCESS_ID, SECRET_ACCESS_KEY)  11:    12: res = oss.put_object_from_file(bucket_name, '1.jpg', file_name, 'image/jpg')  13: if 2 == (res.status / 100):  14:     print 'Succeed'  15: else:   16:     print 'Fail\n%s' % res.read() 从存储空间下载指定文件    1: from oss_api import *   2: from oss_xml_handler import *   3:     4: HOST='storage.aliyun.com'   5: ACCESS_ID = ''   6: SECRET_ACCESS_KEY = ''   7:     8: oss = OssAPI(HOST, ACCESS_ID, SECRET_ACCESS_KEY)   9: res = oss.get_object_to_file('hust', '1.jpg', './new.JPEG')  10: if 2 == (res.status / 100):  11:     print 'Succeed'  12: else:  13:     print 'Fail\n%s' % res.read() 从存储空间删除指定文件 API 没有直接提供像delete_bucket() 样的delete_object() 的操作,但是用object_operation() 也是一样的,实际上delete_bucket() 也只是调用DELETE 方式的bucket_operation() 方法。    1: from oss_api import *   2: from oss_xml_handler import *   3:     4: HOST='storage.aliyun.com'   5: ACCESS_ID = ''   6: SECRET_ACCESS_KEY = ''   7:     8: oss = OssAPI(HOST, ACCESS_ID, SECRET_ACCESS_KEY)   9: res = oss.object_operation('DELETE','hust','1.jpg')  10: if 2 == (res.status/100):  11:         print 'Succeed!'  12: else:  13:         print res.read() 合并对象(object)为对象组(object group)    1: from oss_api import *   2: from oss_xml_handler import *   3:     4: HOST='storage.aliyun.com'   5: ACCESS_ID = ''   6: SECRET_ACCESS_KEY = ''   7:     8: obs_msg_list = [[0,'800.png','43B0177C78BF904970F7B1C9005001F3'],[1,'new.JPEG','5C6E71FDF26A82FBD42BC5D31787FE20']]   9:    10: xml_string = r''  11: for part in obs_msg_list:  12:     if isinstance(part[1], unicode):  13:         file_path = part[1].encode('utf-8')  14:     else:  15:         file_path = part[1]  16:         xml_string  = r''  17:         xml_string  = r''   str(part[0])   r''  18:         xml_string  = r''   str(file_path)   r''  19:         xml_string  = r'''   str(part[2]).upper()   r'''  20:         xml_string  = r''  21: xml_string  = r''  22:    23: oss = OssAPI(HOST, ACCESS_ID, SECRET_ACCESS_KEY)  24: res = oss.post_object_group('hust','group.msh',xml_string)  25: if 2 == (res.status / 100):  26:     print 'Successed!'  27: else:  28:     print res.read() 开始我试图自己写xml ………,老是返回 InvalidXMLFormat ,估计还是编码的问题。 ------------------------- Re阿里云存储服务OSSAPI(python) 来个复杂点的 下面对上面的操作进行了封装,能够提供一个简单的命令行操作,写的有点乱。    1: #coding=utf8   2: from oss_api import *   3: from oss_xml_handler import *   4: import os   5: import sys   6:     7: HOST='storage.aliyun.com'   8: ACCESS_ID = ''   9: SECRET_ACCESS_KEY = ''  10:    11: class OssFS:  12:     def __init__(self, oHost, oId='', oKey=''):  13:         self.oHost = oHost  14:         self.oId = oId  15:         self.oKey = oKey  16:         self.oss = OssAPI(oHost,oId,oKey)  17:         self.buckets = []  18:         res = self.oss.list_all_my_buckets()  19:         http_body = res.read()  20:         if 2 == (res.status/100):  21:             bucket_list = GetServiceXml(http_body)  22:             for bucket in bucket_list.list():  23:                 (h1,h2) = bucket  24:                 self.buckets.append(str(h1))  25:         else:  26:                 print http_body  27:    28:     def show_buckets(self):  29:         '''Show all buckets'''  30:         for each in self.buckets:  31:             print each  32:    33:     def sizetoKMGT(self,snum):  34:         '''convert size number to KB/MB/GB/TB'''  35:         if 0 == int(snum):  36:             return 'obj grp'  37:         lsize = ['Bytes', 'KB', 'MB', 'GB', 'TB']  38:         i = 0  39:         snum = int(snum) * 1.0  40:         while snum >; 1024:  41:             snum = snum / 1024.0  42:             i  = 1;  43:         return ('%.2f'   ' '  lsize)%(snum)  44:    45:    46:     def show_objects(self, bucket = '', path = ''):  47:         '''Show all objects in the path from the bucket'''  48:         res = self.oss.list_bucket(bucket)  49:         http_body = res.read()  50:         if 2 == (res.status / 100):  51:             h = GetBucketXml(http_body)  52:             (file_list ,common_list) = h.list()  53:             for each in file_list:  54:                 (fname, ctime, etag, fsize, owner, owner2, fstyle) = each  55:                 print 's\t %s\t %s' % (str(fname),self.sizetoKMGT(fsize),etag)  56:         else:  57:             print http_body  58:    59:     def file_upload(self, bucket='' ,path='' ,file_name=''):  60:         '''Upload a file from local PC to the OSS'''  61:         res = self.oss.put_object_from_file(bucket, file_name, file_name)  62:         if 2 == (res.status/100):   63:             print 'Success to upload the file: '   file_name  64:             return True  65:         else:  66:             print res.read()  67:       68:     def is_file(self, bucket, file_name):  69:         '''Wether the file_name is in the bucket or not'''  70:         res = self.oss.list_bucket(bucket)  71:         http_body = res.read()  72:         if 2 ==(res.status / 100):  73:             h = GetBucketXml(http_body)  74:             (file_list, common_list) = h.list()  75:             for each in file_list:  76:                 fname = str(each[0])  77:                 if fname == file_name:  78:                     return True  79:             return False  80:    81:     def file_download(self, bucket, file_name):  82:         '''Download the file(file_name) from the bucket'''  83:         res = self.get_object_to_file(bucket, file_name, file_name)  84:         if 2 == (res.status / 100):  85:             print 'Get file: ' file_name  86:         else:  87:             print res.read()  88:       89:     def file_delete(self, bucket, file_name):  90:         '''Delete the file(file_name) from the bucket'''  91:         res = self.oss.object_operation('DELETE', bucket, file_name)  92:         if 2 == (res.status/100):  93:             print 'Success to delete the file: '   file_name  94:             return True  95:         else:  96:             print res.read()  97:             return False  98:    99: if __name__=='__main__': 100:     isRoot = True; 101:     #isRoot wether is root floder 102:     uBucket = '' 103:     uPath = '' 104:     uFs = OssFS(HOST,ACCESS_ID,SECRET_ACCESS_KEY) 105:   106:     print '===============================================' 107:     while True: 108:         strCmd = raw_input('Input your command:') 109:         cmd = strCmd.split(' ') 110:   111:         if 'ls' == cmd[0]: 112:             if 1 == len(cmd): 113:                 if True == isRoot: 114:                     uFs.show_buckets() 115:                     continue 116:                 else: 117:                     uFs.show_objects(uBucket,uPath) 118:                     continue 119:             elif 2 == len(cmd): 120:                 if 'local' == cmd[1]: 121:                     for each in os.listdir('.'): 122:                         print each 123:                     continue 124:                 else: 125:                     print '>>>ERROR: BAD option! (Try \'ls local\')' 126:                     continue 127:   128:         elif 'cd' == cmd[0]: 129:             if len(cmd) != 2: 130:                 print '>>>ERROR: BAD option! (Bucket name or file name need)' 131:                 continue 132:             else: 133:                 if '.' == cmd[1]: 134:                     continue 135:                 elif '..' == cmd[1]: 136:                     if True == isRoot: 137:                         print 'Root already' 138:                     else: 139:                         isRoot = True 140:                         continue 141:                 else: 142:                     if False == isRoot: 143:                         print '>>>ERROR BAD bucket, you are in bucket already' 144:                         continue 145:                     uBucket = cmd[1] 146:                     if uBucket not in uFs.buckets: 147:                         print '>>>ERROR BAD bucket' uBucket ' is not in your buckets' 148:                         continue 149:                     isRoot = False 150:                     continue 151:   152:         elif 'put' == cmd[0]: 153:             if True == isRoot: 154:                 print '>>>ERROR: BAD PATH (you must cd a bucket first )' 155:                 continue 156:             if len(cmd) != 2: 157:                 print '>>>ERROR: BAD option! (put a file one time)' 158:                 continue 159:             else: 160:                 file_name = cmd[1] 161:                 if os.path.isfile(file_name):                    #file exist 162:                     uFs.file_upload(uBucket,uPath,file_name) 163:                     continue 164:                 else: 165:                     print '>>>ERROR: BAD file name (file not exist!)' 166:                     continue 167:   168:         elif 'get' == cmd[0]: 169:             if len(cmd) !=2: 170:                 print '>>>ERROR: BAD option' 171:                 continue 172:             if True == isRoot: 173:                 print '>>>ERROR: BAD get, access a bucket first' 174:                 continue 175:             file_name = cmd[1] 176:             if False == uFs.is_file(uBucket, file_name): 177:                 print file_name   ' is not in your bucket'   uBucket 178:                 continue 179:             uFs.file_download(uBacket,file_name)    #didnot consider the file has already exist 180:             continue 181:         182:         elif 'delete' == cmd[0]: 183:             if True == isRoot: 184:                 print '>>>BAD delete, I will not let you delete your bucket!' 185:                 continue 186:             if len(cmd) != 2: 187:                 print '>>>BAD options' 188:                 continue 189:             file_name = cmd[1] 190:             if False == uFs.is_file(uBucket, file_name): 191:                 print file_name   ' is not in your bucket'   uBucket 192:                 continue 193:             uFs.file_delete(uBucket, file_name) 194:             continue 195:             196:         elif 'help' == cmd[0]: 197:             pass 198:             continue 199:   200:         elif 'quit' == cmd[0]: 201:             break 202:   203:         else: 204:             print 'Unable to recognize your command!' 205:             continue 206:     print '==============================================='
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  • 提交了问题 2012-07-18

    阿里云存储服务OSSAPI(python)

  • 提交了问题 2012-07-13

    分享一段python程序

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